100-Percent RTV Silicone Sealant that forms a tough rubbery adhesive seal and maintains integrity at 550-Degree F continuously and 600-Degree F intermittently. Ideal for sealing pellet stove flues and gas appliance vent pipes. Indoor and outdoor use. Adheres to metal, glass, plastic, fiberglass, aluminum, wood, brick and slate. Red in color.From the Manufacturer100-Percent RTV Silicone Sealant that forms a tough rubbery adhesive seal and maintains integrity at 550-Degree F continuously and 600-Degree F intermittently. Ideal for sealing pellet stove flues and gas appliance vent pipes. Indoor and outdoor use. Adheres to metal, glass, plastic, fiberglass, aluminum, wood, brick and slate. Red in color.
